Home / 2,688,530.76-4,023,319.14-1,678,127.04

Finding the Fourth Proportional to 2,688,530.76, 4,023,319.14 and 1,678,127.04

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Solution

The fourth proportional to 2,688,530.76, 4,023,319.14 and 1,678,127.04 is: 2,511,275.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,530.76 : 4,023,319.14 = 1,678,127.04 : x
  2. Step 2: Convert to fraction form
    2,688,530.76/4,023,319.14 = 1,678,127.04/x
  3. Step 3: Cross multiply
    2,688,530.76x = 4,023,319.14 × 1,678,127.04
  4. Step 4: Simplify right side
    2,688,530.76x = 6,751,640,639,383.55
  5. Step 5: Solve for x
    x = 6,751,640,639,383.55/2,688,530.76
  6. Step 6: Final answer
    x = 2,511,275.21

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.